Answer / girish

TPN = Triple Pole Neutral Bus Bar

it contains Red, Yellow, Blue as Three phases and Black as
Neutral

what is power factor? is it good or bad for a system? what will happen if power factor increase or decrease?

4 Answers   Bhel,

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how to interlock 3 nos MCCBs using under voltage coil. please provide me circuit diagram?

0 Answers   Honeywell,

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Suppose the incoming power is 11 kw, but the load require only 8 kw means how can we save or use the excess power?

3 Answers  

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Why we use less dia. fuse and conductors at H.T. side, although we use higher dia. cables on L.t. side?

4 Answers   RRB,

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why we measure output of transformer in kva?

1 Answers  

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how much leakage current is allowed in MC61A L&T make relay?

0 Answers   Siemens,

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How do you select a cable size(Cu & Al) for a particular load?

2 Answers  

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what is voltage rise and voltage drop?

8 Answers   HP, jetking, TCS,

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How to clear BHEL written test exam.....anyone having experience pls refer me the link were i can get BHEL question papers....

1 Answers   Bhel,

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explain Xmer

2 Answers  

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I have motor 1500 HP and , 4160 V , 60 HZ , then i need the rating of transformer which can feed that motor ??

0 Answers   Elmaco,

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we have 2.2kw,Y,3000rpm motor but 6leads found in TB what happen if we connect in delta?

0 Answers  

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